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Smithton, IL
Village in St. Clair County, Illinois. ZIP codes: 62285.
Population
3,680
Land area
4.5sq mi
People per sq mi
816
ZIP codes
1
Smithton and its ZIP codes
Smithton at a glance
- Smithton is about 3.6 times as dense as Illinois as a whole.
- The median household income is $135,455, 62% above the Illinois median of $83,390.
- A typical owner-occupied home is valued at $256,300.
Local data for Smithton, IL
Counts from official public data
Housing and community stats
Smithton, IL, American Community Survey 2020-2024
Median household income
$135,455
Poverty rate
3.4%
Median home value
$256,300
Homeownership
93.6%
Bachelor's or higher
40.6%
Median age
45.6
Average commute
34.0 min
Largest reported origins and ancestries: German Americans (1,679), Irish Americans (725), Italian Americans (317).
Economy and federal money
Jobs, pay, income and spending are for St. Clair County. PPP loans are for Smithton.
Unemployment rate
3.9%
Aug 2026, -1.0 pts in a year
Average annual pay
$59,034
89,192 jobs, 2025
Income per person
$61,712
BEA, 2024
Federal spending
$2.61B
FY 2026, $10,147 per person
How people get to work
Smithton, IL, workers 16 and older. American Community Survey 5-year estimates
- Drove alone77.7%
- Carpooled3.5%
- Public transit0.0%
- Walked0.0%
- Bicycle0.0%
- Taxi, ride-hailing, motorcycle or other1.0%
- Worked from home17.9%
Average one-way commute: 34.0 minutes for people who do not work from home.
Environment and hazard risk
Smithton, IL, from FEMA, NOAA and EPA
Natural hazard risk
Relatively High
Top: heat wave
Storm events since 1996
829
Countywide, mostly thunderstorm wind
Flood insurance policies
1,007
1.0% of homes, county
July high / Jan low
90° / 24°F
43.4 inches of rain a year
Health statistics
Share of adults in Smithton, IL, CDC PLACES estimates
Obesity
35.0%
U.S. 33.3% +1.7 pts
Diabetes
10.6%
U.S. 12.1% -1.5 pts
Smoking
13.2%
U.S. 12.8% about the same
Uninsured (18-64)
5.8%
U.S. 11.1% -5.3 pts
ZIP codes in Smithton
1 in or overlapping Smithton. Population shown
Cities near Smithton
| Name | Distance | Land area (sq mi) |
|---|---|---|
| FreeburgVillage | 3.4 mi | 6.8 |
| FloravilleCensus-designated place | 4.4 mi | 0.1 |
| PaderbornCensus-designated place | 4.8 mi | 0.2 |
| MillstadtVillage | 6.2 mi | 3.6 |
| BellevilleCity | 7.3 mi | 23.2 |
| HeckerVillage | 7.5 mi | 0.3 |
| RentchlerCensus-designated place | 8.6 mi | 0.3 |
| New AthensVillage | 8.9 mi | 2.1 |
| ShilohVillage | 9.4 mi | 12.5 |
| SwanseaVillage | 9.5 mi | 6.5 |
| WaterlooCity | 10 mi | 8.3 |
| FayettevilleVillage | 11 mi | 0.3 |
| Scott AFBCensus-designated place | 12 mi | 4.3 |
| ColumbiaCity | 12 mi | 10.6 |
| MascoutahCity | 12 mi | 9.6 |
| Fairview HeightsCity | 13 mi | 11.5 |
Frequently asked questions
- What county is Smithton, IL in?
- Smithton is in St. Clair County, Illinois.
- What ZIP codes are in Smithton, IL?
- ZIP codes in or overlapping Smithton include 62285.
- What is the population of Smithton, IL?
- About 3,680 people live in Smithton, based on American Community Survey 5-year estimates.
- What cities are near Smithton?
- Nearby places include Freeburg (3.4 mi), Floraville (4.4 mi), Paderborn (4.8 mi), Millstadt (6.2 mi), Belleville (7.3 mi).
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023